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Documentation: explicitly call out that the GIL is held (#615)

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Dustin Spicuzza 2017-01-31 10:55:16 -05:00 committed by Wenzel Jakob
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docs/advanced/misc.rst
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@ -19,6 +19,7 @@ another name and use it in the macro to avoid this problem.
Global Interpreter Lock (GIL) Global Interpreter Lock (GIL)
============================= =============================
When calling a C++ function from Python, the GIL is always held.
The classes :class:`gil_scoped_release` and :class:`gil_scoped_acquire` can be The classes :class:`gil_scoped_release` and :class:`gil_scoped_acquire` can be
used to acquire and release the global interpreter lock in the body of a C++ used to acquire and release the global interpreter lock in the body of a C++
function call. In this way, long-running C++ code can be parallelized using function call. In this way, long-running C++ code can be parallelized using